]>
Commit | Line | Data |
---|---|---|
ce821dff | 1 | /** @file\r |
2 | \r | |
11ceade4 LG |
3 | The library provides USB HID Class standard and specific requests defined\r |
4 | in USB HID Firmware Specification 7 section : Requests.\r | |
9095d37b LG |
5 | \r |
6 | Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>\r | |
9344f092 | 7 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
ce821dff | 8 | \r |
9 | **/\r | |
10 | \r | |
6c401377 | 11 | #include "UefiUsbLibInternal.h"\r |
ce821dff | 12 | \r |
9095d37b | 13 | //\r |
11ceade4 LG |
14 | // Hid RequestType Bits specifying characteristics of request.\r |
15 | // Valid values are 10100001b (0xa1) or 00100001b (0x21).\r | |
16 | // The following description:\r | |
17 | // 7 Data transfer direction\r | |
18 | // 0 = Host to device\r | |
19 | // 1 = Device to host\r | |
20 | // 6..5 Type\r | |
21 | // 1 = Class\r | |
22 | // 4..0 Recipient\r | |
23 | // 1 = Interface\r | |
24 | //\r | |
ce821dff | 25 | \r |
26 | /**\r | |
d5954c61 | 27 | Get the descriptor of the specified USB HID interface.\r |
ce821dff | 28 | \r |
d5954c61 | 29 | Submit a USB get HID descriptor request for the USB device specified by UsbIo\r |
30 | and Interface and return the HID descriptor in HidDescriptor.\r | |
31 | If UsbIo is NULL, then ASSERT().\r | |
32 | If HidDescriptor is NULL, then ASSERT().\r | |
ce821dff | 33 | \r |
d5954c61 | 34 | @param UsbIo A pointer to the USB I/O Protocol instance for the specific USB target.\r |
35 | @param Interface The index of the HID interface on the USB target.\r | |
2fc59a00 | 36 | @param HidDescriptor The pointer to the USB HID descriptor that was retrieved from\r |
d5954c61 | 37 | the specified USB target and interface. Type EFI_USB_HID_DESCRIPTOR\r |
38 | is defined in the MDE Package Industry Standard include file Usb.h.\r | |
39 | \r | |
40 | @retval EFI_SUCCESS The request executed successfully.\r | |
41 | @retval EFI_TIMEOUT A timeout occurred executing the request.\r | |
42 | @retval EFI_DEVICE_ERROR The request failed due to a device error.\r | |
ce821dff | 43 | \r |
44 | **/\r | |
45 | EFI_STATUS\r | |
373b5cf9 | 46 | EFIAPI\r |
ce821dff | 47 | UsbGetHidDescriptor (\r |
48 | IN EFI_USB_IO_PROTOCOL *UsbIo,\r | |
d5954c61 | 49 | IN UINT8 Interface,\r |
ce821dff | 50 | OUT EFI_USB_HID_DESCRIPTOR *HidDescriptor\r |
51 | )\r | |
52 | {\r | |
53 | UINT32 Status;\r | |
54 | EFI_STATUS Result;\r | |
55 | EFI_USB_DEVICE_REQUEST Request;\r | |
d5954c61 | 56 | \r |
57 | ASSERT(UsbIo != NULL);\r | |
58 | ASSERT(HidDescriptor != NULL);\r | |
ce821dff | 59 | \r |
11ceade4 LG |
60 | Request.RequestType = USB_HID_GET_DESCRIPTOR_REQ_TYPE;\r |
61 | Request.Request = USB_REQ_GET_DESCRIPTOR;\r | |
62 | Request.Value = (UINT16) (USB_DESC_TYPE_HID << 8);\r | |
d5954c61 | 63 | Request.Index = Interface;\r |
83c7c803 | 64 | Request.Length = (UINT16) sizeof (EFI_USB_HID_DESCRIPTOR);\r |
ce821dff | 65 | \r |
66 | Result = UsbIo->UsbControlTransfer (\r | |
67 | UsbIo,\r | |
68 | &Request,\r | |
69 | EfiUsbDataIn,\r | |
65442978 | 70 | PcdGet32 (PcdUsbTransferTimeoutValue),\r |
ce821dff | 71 | HidDescriptor,\r |
72 | sizeof (EFI_USB_HID_DESCRIPTOR),\r | |
73 | &Status\r | |
74 | );\r | |
75 | \r | |
76 | return Result;\r | |
77 | \r | |
78 | }\r | |
ce821dff | 79 | \r |
80 | /**\r | |
d5954c61 | 81 | Get the report descriptor of the specified USB HID interface.\r |
ce821dff | 82 | \r |
d5954c61 | 83 | Submit a USB get HID report descriptor request for the USB device specified by\r |
84 | UsbIo and Interface and return the report descriptor in DescriptorBuffer.\r | |
85 | If UsbIo is NULL, then ASSERT().\r | |
86 | If DescriptorBuffer is NULL, then ASSERT().\r | |
ce821dff | 87 | \r |
d5954c61 | 88 | @param UsbIo A pointer to the USB I/O Protocol instance for the specific USB target.\r |
89 | @param Interface The index of the report interface on the USB target.\r | |
90 | @param DescriptorLength The size, in bytes, of DescriptorBuffer.\r | |
91 | @param DescriptorBuffer A pointer to the buffer to store the report class descriptor.\r | |
92 | \r | |
93 | @retval EFI_SUCCESS The request executed successfully.\r | |
94 | @retval EFI_OUT_OF_RESOURCES The request could not be completed because the\r | |
070a76b1 | 95 | buffer specified by DescriptorLength and DescriptorBuffer\r |
d5954c61 | 96 | is not large enough to hold the result of the request.\r |
97 | @retval EFI_TIMEOUT A timeout occurred executing the request.\r | |
98 | @retval EFI_DEVICE_ERROR The request failed due to a device error.\r | |
ce821dff | 99 | \r |
100 | **/\r | |
101 | EFI_STATUS\r | |
373b5cf9 | 102 | EFIAPI\r |
ce821dff | 103 | UsbGetReportDescriptor (\r |
104 | IN EFI_USB_IO_PROTOCOL *UsbIo,\r | |
d5954c61 | 105 | IN UINT8 Interface,\r |
106 | IN UINT16 DescriptorLength,\r | |
ce821dff | 107 | OUT UINT8 *DescriptorBuffer\r |
108 | )\r | |
109 | {\r | |
110 | UINT32 Status;\r | |
111 | EFI_STATUS Result;\r | |
112 | EFI_USB_DEVICE_REQUEST Request;\r | |
113 | \r | |
d5954c61 | 114 | ASSERT (UsbIo != NULL);\r |
115 | ASSERT (DescriptorBuffer != NULL);\r | |
116 | \r | |
ce821dff | 117 | //\r |
118 | // Fill Device request packet\r | |
119 | //\r | |
11ceade4 LG |
120 | Request.RequestType = USB_HID_GET_DESCRIPTOR_REQ_TYPE;\r |
121 | Request.Request = USB_REQ_GET_DESCRIPTOR;\r | |
122 | Request.Value = (UINT16) (USB_DESC_TYPE_REPORT << 8);\r | |
d5954c61 | 123 | Request.Index = Interface;\r |
124 | Request.Length = DescriptorLength;\r | |
ce821dff | 125 | \r |
126 | Result = UsbIo->UsbControlTransfer (\r | |
127 | UsbIo,\r | |
128 | &Request,\r | |
129 | EfiUsbDataIn,\r | |
65442978 | 130 | PcdGet32 (PcdUsbTransferTimeoutValue),\r |
ce821dff | 131 | DescriptorBuffer,\r |
d5954c61 | 132 | DescriptorLength,\r |
ce821dff | 133 | &Status\r |
134 | );\r | |
135 | \r | |
136 | return Result;\r | |
137 | \r | |
138 | }\r | |
ce821dff | 139 | \r |
140 | /**\r | |
d5954c61 | 141 | Get the HID protocol of the specified USB HID interface.\r |
142 | \r | |
143 | Submit a USB get HID protocol request for the USB device specified by UsbIo\r | |
144 | and Interface and return the protocol retrieved in Protocol.\r | |
145 | If UsbIo is NULL, then ASSERT().\r | |
146 | If Protocol is NULL, then ASSERT().\r | |
ce821dff | 147 | \r |
d5954c61 | 148 | @param UsbIo A pointer to the USB I/O Protocol instance for the specific USB target.\r |
149 | @param Interface The index of the report interface on the USB target.\r | |
150 | @param Protocol A pointer to the protocol for the specified USB target.\r | |
ce821dff | 151 | \r |
d5954c61 | 152 | @retval EFI_SUCCESS The request executed successfully.\r |
153 | @retval EFI_TIMEOUT A timeout occurred executing the request.\r | |
154 | @retval EFI_DEVICE_ERROR The request failed due to a device error.\r | |
ce821dff | 155 | \r |
156 | **/\r | |
157 | EFI_STATUS\r | |
373b5cf9 | 158 | EFIAPI\r |
ce821dff | 159 | UsbGetProtocolRequest (\r |
28d3e14f | 160 | IN EFI_USB_IO_PROTOCOL *UsbIo,\r |
161 | IN UINT8 Interface,\r | |
4cb616da | 162 | OUT UINT8 *Protocol\r |
ce821dff | 163 | )\r |
164 | {\r | |
165 | UINT32 Status;\r | |
166 | EFI_STATUS Result;\r | |
167 | EFI_USB_DEVICE_REQUEST Request;\r | |
168 | \r | |
d5954c61 | 169 | ASSERT (UsbIo != NULL);\r |
170 | ASSERT (Protocol != NULL);\r | |
171 | \r | |
ce821dff | 172 | //\r |
173 | // Fill Device request packet\r | |
174 | //\r | |
11ceade4 | 175 | Request.RequestType = USB_HID_CLASS_GET_REQ_TYPE;\r |
ce821dff | 176 | Request.Request = EFI_USB_GET_PROTOCOL_REQUEST;\r |
177 | Request.Value = 0;\r | |
178 | Request.Index = Interface;\r | |
179 | Request.Length = 1;\r | |
180 | \r | |
181 | Result = UsbIo->UsbControlTransfer (\r | |
182 | UsbIo,\r | |
183 | &Request,\r | |
184 | EfiUsbDataIn,\r | |
65442978 | 185 | PcdGet32 (PcdUsbTransferTimeoutValue),\r |
ce821dff | 186 | Protocol,\r |
187 | sizeof (UINT8),\r | |
188 | &Status\r | |
189 | );\r | |
190 | \r | |
191 | return Result;\r | |
192 | }\r | |
193 | \r | |
194 | \r | |
373b5cf9 | 195 | \r |
ce821dff | 196 | /**\r |
d5954c61 | 197 | Set the HID protocol of the specified USB HID interface.\r |
ce821dff | 198 | \r |
d5954c61 | 199 | Submit a USB set HID protocol request for the USB device specified by UsbIo\r |
200 | and Interface and set the protocol to the value specified by Protocol.\r | |
201 | If UsbIo is NULL, then ASSERT().\r | |
ce821dff | 202 | \r |
d5954c61 | 203 | @param UsbIo A pointer to the USB I/O Protocol instance for the specific USB target.\r |
204 | @param Interface The index of the report interface on the USB target.\r | |
205 | @param Protocol The protocol value to set for the specified USB target.\r | |
206 | \r | |
207 | @retval EFI_SUCCESS The request executed successfully.\r | |
208 | @retval EFI_TIMEOUT A timeout occurred executing the request.\r | |
209 | @retval EFI_DEVICE_ERROR The request failed due to a device error.\r | |
ce821dff | 210 | \r |
211 | **/\r | |
212 | EFI_STATUS\r | |
373b5cf9 | 213 | EFIAPI\r |
ce821dff | 214 | UsbSetProtocolRequest (\r |
215 | IN EFI_USB_IO_PROTOCOL *UsbIo,\r | |
216 | IN UINT8 Interface,\r | |
217 | IN UINT8 Protocol\r | |
218 | )\r | |
219 | {\r | |
220 | UINT32 Status;\r | |
221 | EFI_STATUS Result;\r | |
222 | EFI_USB_DEVICE_REQUEST Request;\r | |
223 | \r | |
d5954c61 | 224 | ASSERT (UsbIo != NULL);\r |
9095d37b | 225 | \r |
ce821dff | 226 | //\r |
227 | // Fill Device request packet\r | |
228 | //\r | |
11ceade4 | 229 | Request.RequestType = USB_HID_CLASS_SET_REQ_TYPE;\r |
ce821dff | 230 | Request.Request = EFI_USB_SET_PROTOCOL_REQUEST;\r |
231 | Request.Value = Protocol;\r | |
232 | Request.Index = Interface;\r | |
233 | Request.Length = 0;\r | |
234 | \r | |
235 | Result = UsbIo->UsbControlTransfer (\r | |
236 | UsbIo,\r | |
237 | &Request,\r | |
238 | EfiUsbNoData,\r | |
65442978 | 239 | PcdGet32 (PcdUsbTransferTimeoutValue),\r |
ce821dff | 240 | NULL,\r |
241 | 0,\r | |
242 | &Status\r | |
243 | );\r | |
244 | return Result;\r | |
245 | }\r | |
246 | \r | |
247 | \r | |
ce821dff | 248 | /**\r |
d5954c61 | 249 | Set the idle rate of the specified USB HID report.\r |
ce821dff | 250 | \r |
d5954c61 | 251 | Submit a USB set HID report idle request for the USB device specified by UsbIo,\r |
252 | Interface, and ReportId, and set the idle rate to the value specified by Duration.\r | |
253 | If UsbIo is NULL, then ASSERT().\r | |
ce821dff | 254 | \r |
d5954c61 | 255 | @param UsbIo A pointer to the USB I/O Protocol instance for the specific USB target.\r |
256 | @param Interface The index of the report interface on the USB target.\r | |
257 | @param ReportId The identifier of the report to retrieve.\r | |
258 | @param Duration The idle rate to set for the specified USB target.\r | |
259 | \r | |
260 | @retval EFI_SUCCESS The request executed successfully.\r | |
261 | @retval EFI_TIMEOUT A timeout occurred executing the request.\r | |
262 | @retval EFI_DEVICE_ERROR The request failed due to a device error.\r | |
ce821dff | 263 | \r |
264 | **/\r | |
265 | EFI_STATUS\r | |
373b5cf9 | 266 | EFIAPI\r |
ce821dff | 267 | UsbSetIdleRequest (\r |
268 | IN EFI_USB_IO_PROTOCOL *UsbIo,\r | |
269 | IN UINT8 Interface,\r | |
270 | IN UINT8 ReportId,\r | |
271 | IN UINT8 Duration\r | |
272 | )\r | |
273 | {\r | |
274 | UINT32 Status;\r | |
275 | EFI_STATUS Result;\r | |
276 | EFI_USB_DEVICE_REQUEST Request;\r | |
277 | \r | |
d5954c61 | 278 | ASSERT (UsbIo != NULL);\r |
ce821dff | 279 | //\r |
280 | // Fill Device request packet\r | |
281 | //\r | |
11ceade4 | 282 | Request.RequestType = USB_HID_CLASS_SET_REQ_TYPE;\r |
ce821dff | 283 | Request.Request = EFI_USB_SET_IDLE_REQUEST;\r |
284 | Request.Value = (UINT16) ((Duration << 8) | ReportId);\r | |
285 | Request.Index = Interface;\r | |
286 | Request.Length = 0;\r | |
287 | \r | |
288 | Result = UsbIo->UsbControlTransfer (\r | |
289 | UsbIo,\r | |
290 | &Request,\r | |
291 | EfiUsbNoData,\r | |
65442978 | 292 | PcdGet32 (PcdUsbTransferTimeoutValue),\r |
ce821dff | 293 | NULL,\r |
294 | 0,\r | |
295 | &Status\r | |
296 | );\r | |
297 | return Result;\r | |
298 | }\r | |
299 | \r | |
300 | \r | |
301 | /**\r | |
d5954c61 | 302 | Get the idle rate of the specified USB HID report.\r |
303 | \r | |
304 | Submit a USB get HID report idle request for the USB device specified by UsbIo,\r | |
305 | Interface, and ReportId, and return the ide rate in Duration.\r | |
306 | If UsbIo is NULL, then ASSERT().\r | |
307 | If Duration is NULL, then ASSERT().\r | |
ce821dff | 308 | \r |
d5954c61 | 309 | @param UsbIo A pointer to the USB I/O Protocol instance for the specific USB target.\r |
310 | @param Interface The index of the report interface on the USB target.\r | |
311 | @param ReportId The identifier of the report to retrieve.\r | |
312 | @param Duration A pointer to the idle rate retrieved from the specified USB target.\r | |
ce821dff | 313 | \r |
d5954c61 | 314 | @retval EFI_SUCCESS The request executed successfully.\r |
315 | @retval EFI_TIMEOUT A timeout occurred executing the request.\r | |
316 | @retval EFI_DEVICE_ERROR The request failed due to a device error.\r | |
ce821dff | 317 | \r |
318 | **/\r | |
319 | EFI_STATUS\r | |
373b5cf9 | 320 | EFIAPI\r |
ce821dff | 321 | UsbGetIdleRequest (\r |
322 | IN EFI_USB_IO_PROTOCOL *UsbIo,\r | |
323 | IN UINT8 Interface,\r | |
324 | IN UINT8 ReportId,\r | |
325 | OUT UINT8 *Duration\r | |
326 | )\r | |
327 | {\r | |
328 | UINT32 Status;\r | |
329 | EFI_STATUS Result;\r | |
330 | EFI_USB_DEVICE_REQUEST Request;\r | |
9095d37b | 331 | \r |
d5954c61 | 332 | ASSERT (UsbIo != NULL);\r |
333 | ASSERT (Duration != NULL);\r | |
ce821dff | 334 | //\r |
335 | // Fill Device request packet\r | |
336 | //\r | |
11ceade4 | 337 | Request.RequestType = USB_HID_CLASS_GET_REQ_TYPE;\r |
ce821dff | 338 | Request.Request = EFI_USB_GET_IDLE_REQUEST;\r |
339 | Request.Value = ReportId;\r | |
340 | Request.Index = Interface;\r | |
341 | Request.Length = 1;\r | |
342 | \r | |
343 | Result = UsbIo->UsbControlTransfer (\r | |
344 | UsbIo,\r | |
345 | &Request,\r | |
346 | EfiUsbDataIn,\r | |
65442978 | 347 | PcdGet32 (PcdUsbTransferTimeoutValue),\r |
ce821dff | 348 | Duration,\r |
349 | 1,\r | |
350 | &Status\r | |
351 | );\r | |
352 | \r | |
353 | return Result;\r | |
354 | }\r | |
355 | \r | |
356 | \r | |
373b5cf9 | 357 | \r |
ce821dff | 358 | /**\r |
d5954c61 | 359 | Set the report descriptor of the specified USB HID interface.\r |
360 | \r | |
361 | Submit a USB set HID report request for the USB device specified by UsbIo,\r | |
362 | Interface, ReportId, and ReportType, and set the report descriptor using the\r | |
363 | buffer specified by ReportLength and Report.\r | |
364 | If UsbIo is NULL, then ASSERT().\r | |
365 | If Report is NULL, then ASSERT().\r | |
ce821dff | 366 | \r |
d5954c61 | 367 | @param UsbIo A pointer to the USB I/O Protocol instance for the specific USB target.\r |
368 | @param Interface The index of the report interface on the USB target.\r | |
369 | @param ReportId The identifier of the report to retrieve.\r | |
370 | @param ReportType The type of report to retrieve.\r | |
371 | @param ReportLength The size, in bytes, of Report.\r | |
372 | @param Report A pointer to the report descriptor buffer to set.\r | |
ce821dff | 373 | \r |
d5954c61 | 374 | @retval EFI_SUCCESS The request executed successfully.\r |
375 | @retval EFI_TIMEOUT A timeout occurred executing the request.\r | |
376 | @retval EFI_DEVICE_ERROR The request failed due to a device error.\r | |
ce821dff | 377 | \r |
378 | **/\r | |
379 | EFI_STATUS\r | |
373b5cf9 | 380 | EFIAPI\r |
ce821dff | 381 | UsbSetReportRequest (\r |
382 | IN EFI_USB_IO_PROTOCOL *UsbIo,\r | |
383 | IN UINT8 Interface,\r | |
384 | IN UINT8 ReportId,\r | |
385 | IN UINT8 ReportType,\r | |
070a76b1 | 386 | IN UINT16 ReportLen,\r |
ce821dff | 387 | IN UINT8 *Report\r |
388 | )\r | |
389 | {\r | |
390 | UINT32 Status;\r | |
391 | EFI_STATUS Result;\r | |
392 | EFI_USB_DEVICE_REQUEST Request;\r | |
393 | \r | |
d5954c61 | 394 | ASSERT (UsbIo != NULL);\r |
395 | ASSERT (Report != NULL);\r | |
396 | \r | |
ce821dff | 397 | //\r |
398 | // Fill Device request packet\r | |
399 | //\r | |
11ceade4 | 400 | Request.RequestType = USB_HID_CLASS_SET_REQ_TYPE;\r |
ce821dff | 401 | Request.Request = EFI_USB_SET_REPORT_REQUEST;\r |
402 | Request.Value = (UINT16) ((ReportType << 8) | ReportId);\r | |
403 | Request.Index = Interface;\r | |
2281e7a9 | 404 | Request.Length = ReportLen;\r |
ce821dff | 405 | \r |
406 | Result = UsbIo->UsbControlTransfer (\r | |
407 | UsbIo,\r | |
408 | &Request,\r | |
409 | EfiUsbDataOut,\r | |
65442978 | 410 | PcdGet32 (PcdUsbTransferTimeoutValue),\r |
ce821dff | 411 | Report,\r |
070a76b1 | 412 | ReportLen,\r |
ce821dff | 413 | &Status\r |
414 | );\r | |
415 | \r | |
416 | return Result;\r | |
417 | }\r | |
418 | \r | |
419 | \r | |
420 | /**\r | |
d5954c61 | 421 | Get the report descriptor of the specified USB HID interface.\r |
422 | \r | |
423 | Submit a USB get HID report request for the USB device specified by UsbIo,\r | |
424 | Interface, ReportId, and ReportType, and return the report in the buffer\r | |
425 | specified by Report.\r | |
426 | If UsbIo is NULL, then ASSERT().\r | |
427 | If Report is NULL, then ASSERT().\r | |
428 | \r | |
429 | @param UsbIo A pointer to the USB I/O Protocol instance for the specific USB target.\r | |
430 | @param Interface The index of the report interface on the USB target.\r | |
431 | @param ReportId The identifier of the report to retrieve.\r | |
432 | @param ReportType The type of report to retrieve.\r | |
433 | @param ReportLength The size, in bytes, of Report.\r | |
434 | @param Report A pointer to the buffer to store the report descriptor.\r | |
435 | \r | |
436 | @retval EFI_SUCCESS The request executed successfully.\r | |
437 | @retval EFI_OUT_OF_RESOURCES The request could not be completed because the\r | |
28d3e14f | 438 | buffer specified by ReportLength and Report is not\r |
d5954c61 | 439 | large enough to hold the result of the request.\r |
440 | @retval EFI_TIMEOUT A timeout occurred executing the request.\r | |
441 | @retval EFI_DEVICE_ERROR The request failed due to a device error.\r | |
ce821dff | 442 | \r |
443 | **/\r | |
444 | EFI_STATUS\r | |
373b5cf9 | 445 | EFIAPI\r |
ce821dff | 446 | UsbGetReportRequest (\r |
4cb616da | 447 | IN EFI_USB_IO_PROTOCOL *UsbIo,\r |
448 | IN UINT8 Interface,\r | |
449 | IN UINT8 ReportId,\r | |
450 | IN UINT8 ReportType,\r | |
451 | IN UINT16 ReportLen,\r | |
452 | OUT UINT8 *Report\r | |
ce821dff | 453 | )\r |
454 | {\r | |
455 | UINT32 Status;\r | |
456 | EFI_STATUS Result;\r | |
457 | EFI_USB_DEVICE_REQUEST Request;\r | |
458 | \r | |
d5954c61 | 459 | ASSERT (UsbIo != NULL);\r |
460 | ASSERT (Report != NULL);\r | |
461 | \r | |
ce821dff | 462 | //\r |
463 | // Fill Device request packet\r | |
464 | //\r | |
11ceade4 | 465 | Request.RequestType = USB_HID_CLASS_GET_REQ_TYPE;\r |
ce821dff | 466 | Request.Request = EFI_USB_GET_REPORT_REQUEST;\r |
467 | Request.Value = (UINT16) ((ReportType << 8) | ReportId);\r | |
468 | Request.Index = Interface;\r | |
469 | Request.Length = ReportLen;\r | |
470 | \r | |
471 | Result = UsbIo->UsbControlTransfer (\r | |
472 | UsbIo,\r | |
473 | &Request,\r | |
474 | EfiUsbDataIn,\r | |
65442978 | 475 | PcdGet32 (PcdUsbTransferTimeoutValue),\r |
ce821dff | 476 | Report,\r |
477 | ReportLen,\r | |
478 | &Status\r | |
479 | );\r | |
480 | \r | |
481 | return Result;\r | |
482 | }\r |